{"id":15744,"date":"2026-01-06T21:46:15","date_gmt":"2026-01-06T13:46:15","guid":{"rendered":"http:\/\/www.erun-tech.com\/?post_type=dt_portfolio&p=15744"},"modified":"2026-01-06T21:46:15","modified_gmt":"2026-01-06T13:46:15","slug":"yibudiandongjimingpaishibietongmingduanpanbiejiraozudexingsanjiaolianjiezhuanhuan","status":"publish","type":"dt_portfolio","link":"http:\/\/www.erun-tech.com\/vi\/project\/yibudiandongjimingpaishibietongmingduanpanbiejiraozudexingsanjiaolianjiezhuanhuan","title":{"rendered":"Nh\u1eadn d\u1ea1ng nh\u00e3n hi\u1ec7u \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n kh\u00f4ng \u0111\u1ed3ng b\u1ed9, ph\u00e2n bi\u1ec7t \u0111\u1ea7u c\u00f9ng t\u00ean v\u00e0 chuy\u1ec3n \u0111\u1ed5i k\u1ebft n\u1ed1i sao-tam gi\u00e1c c\u1ee7a cu\u1ed9n d\u00e2y"},"content":{"rendered":"
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Nh\u1eadn d\u1ea1ng nh\u00e3n hi\u1ec7u \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n kh\u00f4ng \u0111\u1ed3ng b\u1ed9, ph\u00e2n bi\u1ec7t \u0111\u1ea7u c\u00f9ng t\u00ean v\u00e0 chuy\u1ec3n \u0111\u1ed5i k\u1ebft n\u1ed1i sao-tam gi\u00e1c c\u1ee7a cu\u1ed9n d\u00e2y<\/h1>\n
Th\u1ef1c h\u00e0nh s\u1eeda ch\u1eefa \u0111\u1ed9ng c\u01a1 \u00b7 Ti\u00eau chu\u1ea9n c\u00e1ch \u0111i\u1ec7n v\u00e0 b\u1ea3o v\u1ec7<\/div>\n<\/div>\n
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Nh\u00e3n hi\u1ec7u c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 nh\u1eadn bi\u1ebft v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ed9ng c\u01a1. Nh\u01b0 b\u1ea3ng 16-1 cho th\u1ea5y, c\u00e1c th\u00f4ng s\u1ed1 tr\u00ean nh\u00e3n hi\u1ec7u bao g\u1ed3m ki\u1ec3u lo\u1ea1i, c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c, \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c, d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c, c\u1ea5p c\u00e1ch \u0111i\u1ec7n, c\u00e1ch k\u1ebft n\u1ed1i v\u00e0 c\u1ea5p b\u1ea3o v\u1ec7, v.v.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
B\u1ea3ng 16-1 Nh\u00e3n hi\u1ec7u \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n ba pha kh\u00f4ng \u0111\u1ed3ng b\u1ed9<\/caption>\n
\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n ba pha kh\u00f4ng \u0111\u1ed3ng b\u1ed9 c\u00f3 phanh \u0111i\u1ec7n t\u1eeb<\/th>\n<\/tr>\n
Model<\/td>\nYEJ112M-4<\/td>\nS\u1ed1 hi\u1ec7u<\/td>\n0243<\/td>\n<\/tr>\n
C\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c<\/td>\n4kW<\/td>\n\u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c<\/td>\n380 V<\/td>\n<\/tr>\n
D\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c<\/td>\n8.9A<\/td>\nC\u00e1ch ti\u1ebfp nh\u1eadn<\/td>\n\u25b3<\/td>\n<\/tr>\n
\u0110i\u1ec7n \u00e1p k\u00edch th\u00edch<\/td>\n170V<\/td>\nT\u1ed1c \u0111\u1ed9 quay \u0111\u1ecbnh m\u1ee9c<\/td>\n1440 v\u00f2ng\/ph\u00fat<\/td>\n<\/tr>\n
ti\u1ebfng \u1ed3n<\/td>\nLW 79 dB(A)<\/td>\nM\u00f4-men phanh<\/td>\n40N\u00b7m<\/td>\n<\/tr>\n
C\u1ea5p \u0111\u1ed9 b\u1ea3o v\u1ec7<\/td>\nIP44<\/td>\nT\u1ea7n s\u1ed1 \u0111\u1ecbnh m\u1ee9c<\/td>\n50 Hz<\/td>\n<\/tr>\n
tr\u1ecdng l\u01b0\u1ee3ng<\/td>\n56kg<\/td>\nS\u1ed1 ti\u00eau chu\u1ea9n<\/td>\nJB\/T 6456\u201492<\/td>\n<\/tr>\n
H\u1ec7 th\u1ed1ng l\u00e0m vi\u1ec7c<\/td>\nS1<\/td>\nC\u1ea5p c\u00e1ch \u0111i\u1ec7n<\/td>\nC\u1ea5p B c\u00e1ch \u0111i\u1ec7n<\/td>\n<\/tr>\n
Ng\u00e0y s\u1ea3n xu\u1ea5t<\/td>\nTh\u00e1ng 8 n\u0103m 2000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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1. Model:<\/strong>M\u00e3 s\u1ed1 ph\u1ea3n \u00e1nh c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 b\u1ea3n c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, bao g\u1ed3m m\u00e3 s\u1ea3n ph\u1ea9m, m\u00e3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, m\u00e3 m\u00f4i tr\u01b0\u1eddng \u0111\u1eb7c bi\u1ec7t, v.v. V\u00ed d\u1ee5: Y100L1-2, Y \u0111\u1ea1i di\u1ec7n cho \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n kh\u00f4ng \u0111\u1ed3ng b\u1ed9, 100 \u0111\u1ea1i di\u1ec7n cho chi\u1ec1u cao trung t\u00e2m c\u1ee7a khung \u0111\u1ed9ng c\u01a1, L \u0111\u1ea1i di\u1ec7n cho chi\u1ec1u d\u00e0i khung \u0111\u1ed9ng c\u01a1, 1 \u0111\u1ea1i di\u1ec7n cho chi\u1ec1u d\u00e0i l\u00f5i s\u1eaft, 2 \u0111\u1ea1i di\u1ec7n cho s\u1ed1 c\u1ef1c. YR \u0111\u1ea1i di\u1ec7n cho \u0111\u1ed9ng c\u01a1 cu\u1ed9n d\u00e2y, YB \u0111\u1ea1i di\u1ec7n cho \u0111\u1ed9ng c\u01a1 ch\u1ed1ng ch\u00e1y n\u1ed5, YD \u0111\u1ea1i di\u1ec7n cho \u0111\u1ed9ng c\u01a1 \u0111i\u1ec1u t\u1ed1c, YQ \u0111\u1ea1i di\u1ec7n cho \u0111\u1ed9ng c\u01a1 m\u00f4-men kh\u1edfi \u0111\u1ed9ng cao, YZ \u0111\u1ea1i di\u1ec7n cho \u0111\u1ed9ng c\u01a1 n\u00e2ng v\u00e0 luy\u1ec7n kim, YH \u0111\u1ea1i di\u1ec7n cho \u0111\u1ed9ng c\u01a1 h\u00e0ng h\u1ea3i, v.v. Khi ch\u1ecdn \u0111\u1ed9ng c\u01a1, n\u00ean ch\u1ecdn lo\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi t\u00ecnh hu\u1ed1ng. Khi thay th\u1ebf \u0111\u1ed9ng c\u01a1, n\u00ean thay th\u1ebf b\u1eb1ng \u0111\u1ed9ng c\u01a1 c\u00f9ng lo\u1ea1i.<\/p>\n

2. C\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c P\u0274:<\/strong>C\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c l\u00e0 c\u00f4ng su\u1ea5t c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c truy\u1ec1n ra tr\u00ean tr\u1ee5c c\u1ee7a \u0111\u1ed9ng c\u01a1 khi \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng \u1edf \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh m\u1ee9c.<\/p>\n

3. \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c U v\u00e0 t\u1ea7n s\u1ed1 \u0111\u1ecbnh m\u1ee9c f:<\/strong>\u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c v\u00e0 t\u1ea7n s\u1ed1 \u0111\u1ecbnh m\u1ee9c l\u1ea7n l\u01b0\u1ee3t ch\u1ec9 \u0111i\u1ec7n \u00e1p d\u00e2y v\u00e0 t\u1ea7n s\u1ed1 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng l\u00ean cu\u1ed9n d\u00e2y stator c\u1ee7a \u0111\u1ed9ng c\u01a1 khi \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng \u1edf \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh m\u1ee9c, v\u00ed d\u1ee5: 380 V, 50 Hz; 440 V, 60 Hz.<\/p>\n

4. D\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c I:<\/strong>D\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c l\u00e0 d\u00f2ng \u0111i\u1ec7n tr\u00ean cu\u1ed9n d\u00e2y stator c\u1ee7a \u0111\u1ed9ng c\u01a1 khi \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng \u1edf \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh m\u1ee9c.<\/p>\n

5. T\u1ed1c \u0111\u1ed9 quay \u0111\u1ecbnh m\u1ee9c n:<\/strong>T\u1ed1c \u0111\u1ed9 quay \u0111\u1ecbnh m\u1ee9c l\u00e0 s\u1ed1 v\u00f2ng quay m\u1ed7i ph\u00fat c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n khi ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh m\u1ee9c.<\/p>\n

6. C\u00e1ch k\u1ebft n\u1ed1i d\u00e2y:<\/strong>C\u00e1ch k\u1ebft n\u1ed1i d\u00e2y l\u00e0 c\u00e1ch k\u1ebft n\u1ed1i cu\u1ed9n d\u00e2y c\u1ee7a \u0111\u1ed9ng c\u01a1 khi \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng \u1edf \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh m\u1ee9c, c\u00f3 hai lo\u1ea1i l\u00e0 \u25b3 v\u00e0 Y.<\/p>\n

7. C\u1ea5p \u0111\u1ed9 c\u00e1ch \u0111i\u1ec7n:<\/strong>C\u1ea5p \u0111\u1ed9 c\u00e1ch \u0111i\u1ec7n l\u00e0 nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a cho ph\u00e9p c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n. Nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a cho ph\u00e9p c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u c\u00f3 c\u1ea5p \u0111\u1ed9 c\u00e1ch \u0111i\u1ec7n kh\u00e1c nhau \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong B\u1ea3ng 16-2.<\/p>\n\n\n\n\n
B\u1ea3ng 16-2 C\u1ea5p nhi\u1ec7t \u0111\u1ed9 c\u1ee7a v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n<\/caption>\n
C\u1ea5p \u0111\u1ed9<\/th>\nA<\/th>\nE<\/th>\nB<\/th>\nF<\/th>\nH<\/th>\n<\/tr>\n
Nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a cho ph\u00e9p<\/td>\n105\u2103<\/td>\n120\u2103<\/td>\n130\u2103<\/td>\n155\u2103<\/td>\n180\u2103<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

8. C\u1ea5p \u0111\u1ed9 b\u1ea3o v\u1ec7:<\/strong>C\u1ea5p \u0111\u1ed9 b\u1ea3o v\u1ec7 l\u00e0 c\u1ea5p \u0111\u1ed9 ch\u1ed1ng b\u1ee5i v\u00e0 ch\u1ed1ng n\u01b0\u1edbc c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng IPXX.<\/p>\n

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(1) S\u1ed1 \u0111\u1ea7u ti\u00ean: C\u1ea5p \u0111\u1ed9 ch\u1ed1ng b\u1ee5i (0~6 c\u1ea5p)<\/strong>
\nC\u1ea5p 0: Kh\u00f4ng c\u00f3 b\u1ea3o v\u1ec7; C\u1ea5p 1: Ch\u1ed1ng c\u00e1c v\u1eadt th\u1ec3 r\u1eafn c\u00f3 \u0111\u01b0\u1eddng k\u00ednh >50 mm; C\u1ea5p 2: Ch\u1ed1ng c\u00e1c v\u1eadt th\u1ec3 r\u1eafn c\u00f3 \u0111\u01b0\u1eddng k\u00ednh >12 mm; C\u1ea5p 3: Ch\u1ed1ng c\u00e1c v\u1eadt th\u1ec3 r\u1eafn c\u00f3 \u0111\u01b0\u1eddng k\u00ednh >2,5 mm; C\u1ea5p 4: Ch\u1ed1ng c\u00e1c v\u1eadt th\u1ec3 r\u1eafn c\u00f3 \u0111\u01b0\u1eddng k\u00ednh >1 mm; C\u1ea5p 5: Ch\u1ed1ng b\u1ee5i; C\u1ea5p 6: Ch\u1ed1ng b\u1ee5i ho\u00e0n to\u00e0n.<\/div>\n
(2) S\u1ed1 th\u1ee9 hai: C\u1ea5p \u0111\u1ed9 ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc (0~8 c\u1ea5p)<\/strong>
\nC\u1ea5p 0: Kh\u00f4ng c\u00f3 b\u1ea3o v\u1ec7; C\u1ea5p 1: Ch\u1ed1ng nh\u1ecf gi\u1ecdt; C\u1ea5p 2: Ch\u1ed1ng nh\u1ecf gi\u1ecdt 15\u00b0 (theo h\u01b0\u1edbng th\u1eb3ng \u0111\u1ee9ng); C\u1ea5p 3: Ch\u1ed1ng tia n\u01b0\u1edbc (ch\u1ed1ng nh\u1ecf gi\u1ecdt 60\u00b0); C\u1ea5p 4: Ch\u1ed1ng b\u1eafn n\u01b0\u1edbc; C\u1ea5p 5: Ch\u1ed1ng x\u1ed1i n\u01b0\u1edbc; C\u1ea5p 6: Ch\u1ed1ng s\u00f3ng m\u1ea1nh; C\u1ea5p 7: Ch\u1ed1ng ng\u00e2m n\u01b0\u1edbc; C\u1ea5p 8: Ch\u1ed1ng l\u1eb7n.
\nV\u00ed d\u1ee5: IP44 c\u00f3 ngh\u0129a l\u00e0 c\u1ea5p \u0111\u1ed9 ch\u1ed1ng b\u1ee5i 4 v\u00e0 c\u1ea5p \u0111\u1ed9 ch\u1ed1ng n\u01b0\u1edbc 4.<\/span><\/div>\n<\/div>\n

9. Ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c (ch\u1ebf \u0111\u1ed9 v\u1eadn h\u00e0nh):<\/strong>
\nS1: Ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c, \u0111\u1ed9ng c\u01a1 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong th\u1eddi gian d\u00e0i \u1edf \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh m\u1ee9c.
\nS2: Ch\u1ea1y trong th\u1eddi gian ng\u1eafn, \u0111\u1ed9ng c\u01a1 ch\u1ec9 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong th\u1eddi gian quy \u0111\u1ecbnh \u1edf \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecbnh m\u1ee9c, c\u00f3 th\u1ec3 chia th\u00e0nh b\u1ed1n lo\u1ea1i: 15 ph\u00fat, 30 ph\u00fat, 60 ph\u00fat, 90 ph\u00fat.
\nS3: H\u1ec7 th\u1ed1ng l\u00e0m vi\u1ec7c theo chu k\u1ef3 gi\u00e1n \u0111o\u1ea1n.<\/p>\n

10. M\u00e3 s\u1ed1 ti\u00eau chu\u1ea9n:<\/strong>S\u1ed1 hi\u1ec7u ti\u00eau chu\u1ea9n l\u00e0 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n n\u00e0y, trong \u0111\u00f3 GB l\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c gia, JB l\u00e0 ti\u00eau chu\u1ea9n b\u1ed9.<\/p>\n<\/div>\n<\/section>\n

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II. Ph\u00e2n bi\u1ec7t \u0111\u1ea7u v\u00e0 cu\u1ed1i cu\u1ed9n d\u00e2y stator (\u0111\u1ea7u c\u00f9ng t\u00ean)<\/h2>\n
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(1) Ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng \u0111i\u1ec7n<\/div>\n
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1. L\u00fd t\u01b0\u1edfng:<\/strong>\u0110\u1ea7u ti\u00ean, s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng \u0111\u1ec3 \u0111o \u0111i\u1ec7n tr\u1edf gi\u1eefa hai \u0111\u1ea7u cu\u1ed9n d\u00e2y b\u1ea5t k\u1ef3. N\u1ebfu \u0111i\u1ec7n tr\u1edf \u0111o \u0111\u01b0\u1ee3c t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf, th\u00ec hai \u0111\u1ea7u n\u00e0y thu\u1ed9c c\u00f9ng m\u1ed9t pha cu\u1ed9n d\u00e2y. S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u01b0\u01a1ng t\u1ef1 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh hai pha cu\u1ed9n d\u00e2y c\u00f2n l\u1ea1i v\u00e0 \u0111\u00e1nh d\u1ea5u ch\u00fang.<\/p>\n

2. K\u1ebft n\u1ed1i d\u00e2y, \u0111\u00e1nh gi\u00e1 (xem H\u00ecnh 16-1):<\/strong>
\n(1) Khi \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea5p: N\u1ebfu kim \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng l\u1ec7ch sang ph\u1ea3i, th\u00ec U\u2081 v\u00e0 W\u2081 l\u00e0 c\u00e1c c\u1ef1c c\u00f9ng t\u00ean.
\n(2) S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u01b0\u01a1ng t\u1ef1 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh U\u2081, V\u2081, t\u1eeb \u0111\u00f3 x\u00e1c \u0111\u1ecbnh c\u1ef1c t\u00ednh c\u1ee7a ba cu\u1ed9n d\u00e2y.<\/p>\n

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\"334d7b31bbdf76bb6ef0528a4581e18a\"H\u00ecnh 16-1 Ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng \u0111i\u1ec7n \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea7u c\u00f9ng t\u00ean<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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(2) Ph\u01b0\u01a1ng ph\u00e1p n\u1ed1i ti\u1ebfp cu\u1ed9n d\u00e2y<\/div>\n
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1. L\u00fd t\u01b0\u1edfng:<\/strong>Ph\u01b0\u01a1ng ph\u00e1p t\u01b0\u01a1ng t\u1ef1 nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng \u0111i\u1ec7n.<\/p>\n

2. K\u1ebft n\u1ed1i d\u00e2y, \u0111\u00e1nh gi\u00e1 (xem h\u00ecnh 16-2):<\/strong>
\nK\u1ebft n\u1ed1i \u0111i\u1ec7n \u00e1p th\u1ea5p (3\uff5e36 V) AC v\u00e0o cu\u1ed9n d\u00e2y pha th\u1ee9 nh\u1ea5t, s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng \u0111\u1ec3 \u0111o \u0111i\u1ec7n \u00e1p pha th\u1ee9 hai U\u20825, pha th\u1ee9 ba U\u20836, v\u00e0 t\u1ed5ng \u0111i\u1ec7n \u00e1p Us\u2086 sau khi n\u1ed1i ti\u1ebfp hai cu\u1ed9n d\u00e2y pha.
\n(1) N\u1ebfu Us\u2086 = U\u2082\u2085 + U\u2083\u2086, th\u00ec 2 v\u00e0 6 l\u00e0 c\u00e1c \u0111\u1ea7u c\u00f9ng t\u00ean.
\n(2) N\u1ebfu U\u2086 = U\u2082\u2085 - U\u2083\u2086, th\u00ec 2 v\u00e0 3 l\u00e0 c\u00e1c \u0111\u1ea7u c\u00f9ng t\u00ean.<\/p>\n

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\"c05e42e107d487eb6fd9f53699e3b246\"H\u00ecnh 16-2 Ph\u01b0\u01a1ng ph\u00e1p n\u1ed1i ti\u1ebfp cu\u1ed9n d\u00e2y \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea7u c\u00f9ng t\u00ean<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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(3) Ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng t\u1eeb d\u01b0<\/div>\n
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1. L\u00fd t\u01b0\u1edfng:<\/strong>Ph\u01b0\u01a1ng ph\u00e1p t\u01b0\u01a1ng t\u1ef1 nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng \u0111i\u1ec7n.<\/p>\n

2. K\u1ebft n\u1ed1i d\u00e2y, \u0111\u00e1nh gi\u00e1 (xem H\u00ecnh 16-3):<\/strong>
\nQuay rotor:
\n(1) N\u1ebfu kim \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng kh\u00f4ng dao \u0111\u1ed9ng ho\u1eb7c dao \u0111\u1ed9ng t\u1ed1i thi\u1ec3u, th\u00ec 1, 2, 3 l\u00e0 c\u00e1c \u0111\u1ea7u c\u00f9ng t\u00ean.
\n(2) N\u1ebfu kim \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng dao \u0111\u1ed9ng m\u1ea1nh, th\u00ec 1, 2, 3 kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1c \u0111\u1ea7u c\u00f9ng t\u00ean, c\u1ea7n ho\u00e1n \u0111\u1ed5i hai \u0111\u1ea7u d\u00e2y c\u1ee7a b\u1ea5t k\u1ef3 pha n\u00e0o, sau \u0111\u00f3 th\u1eed l\u1ea1i. N\u1ebfu kim \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng kh\u00f4ng dao \u0111\u1ed9ng ho\u1eb7c dao \u0111\u1ed9ng t\u1ed1i thi\u1ec3u, th\u00ec vi\u1ec7c ho\u00e1n \u0111\u1ed5i l\u00e0 ch\u00ednh x\u00e1c, k\u1ebft th\u00fac \u0111\u00e1nh gi\u00e1; n\u1ebfu kim \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng v\u1eabn dao \u0111\u1ed9ng m\u1ea1nh, c\u1ea7n ho\u00e1n \u0111\u1ed5i pha kh\u00e1c v\u00e0 th\u1eed l\u1ea1i, cho \u0111\u1ebfn khi kim \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng kh\u00f4ng dao \u0111\u1ed9ng ho\u1eb7c dao \u0111\u1ed9ng t\u1ed1i thi\u1ec3u.<\/p>\n

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\"c057a4329e22a038c5d60278f4e4da5a\"H\u00ecnh 16-3 Ph\u01b0\u01a1ng ph\u00e1p c\u1ea3m \u1ee9ng t\u1eeb d\u01b0 \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea7u c\u00f9ng t\u00ean<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

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III. Chuy\u1ec3n \u0111\u1ed5i k\u1ebft n\u1ed1i sao-tam gi\u00e1c c\u1ee7a cu\u1ed9n d\u00e2y<\/h2>\n
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Cu\u1ed9n d\u00e2y stator l\u00e0 ph\u1ea7n m\u1ea1ch \u0111i\u1ec7n c\u1ee7a \u0111\u1ed9ng c\u01a1 ba pha. Cu\u1ed9n d\u00e2y stator ba pha c\u1ee7a \u0111\u1ed9ng c\u01a1 ba pha bao g\u1ed3m ba cu\u1ed9n d\u00e2y \u0111\u1ed9c l\u1eadp v\u1edbi nhau, m\u1ed7i cu\u1ed9n d\u00e2y \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i b\u1edfi m\u1ed9t s\u1ed1 cu\u1ed9n d\u00e2y nh\u1ecf. M\u1ed7i cu\u1ed9n d\u00e2y t\u01b0\u01a1ng \u1ee9ng v\u1edbi m\u1ed9t pha, v\u00e0 c\u00e1c cu\u1ed9n d\u00e2y c\u00e1ch nhau 120\u00b0 g\u00f3c \u0111i\u1ec7n trong kh\u00f4ng gian. M\u1ed7i cu\u1ed9n d\u00e2y pha c\u00f3 hai \u0111\u1ea7u d\u1eabn, m\u1ed9t \u0111\u1ea7u l\u00e0 \u0111\u1ea7u \u0111\u1ea7u v\u00e0 \u0111\u1ea7u kia l\u00e0 \u0111\u1ea7u cu\u1ed1i. Cu\u1ed9n d\u00e2y ba pha c\u00f3 t\u1ed5ng c\u1ed9ng s\u00e1u \u0111\u1ea7u d\u1eabn, \u0111\u01b0\u1ee3c d\u1eabn \u0111\u1ebfn c\u00e1c c\u1ed9t n\u1ed1i trong h\u1ed9p n\u1ed1i c\u1ee7a khung m\u00e1y, \u0111\u1ea7u \u0111\u1ea7u \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u1ea7n l\u01b0\u1ee3t l\u00e0 $U_1$, $V_1$, $W_1$, \u0111\u1ea7u cu\u1ed1i \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u1ea7n l\u01b0\u1ee3t l\u00e0 $U_2$, $V_2$, $W_2$. S\u00e1u \u0111\u1ea7u d\u1eabn n\u00e0y \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp trong h\u1ed9p n\u1ed1i d\u00e2y nh\u01b0 trong h\u00ecnh 16-4, b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i m\u1ed1i n\u1ed1i gi\u1eefa c\u00e1c c\u1ed9t n\u1ed1i d\u00e2y, c\u00f3 th\u1ec3 n\u1ed1i th\u00e0nh h\u00ecnh sao ho\u1eb7c h\u00ecnh tam gi\u00e1c.<\/p>\n

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\"3286f85d602bc88f74ee175cac183725\"H\u00ecnh 16-4 C\u00e1ch k\u1ebft n\u1ed1i cu\u1ed9n d\u00e2y stator ba pha<\/p>\n<\/div>\n<\/div>\n<\/section>\n